return nil
}

func isEmptyLayout(poolsLayout ...poolDisksLayout) bool {
	return len(poolsLayout) == 0 || len(poolsLayout[0].layout) == 0 || len(poolsLayout[0].layout[0]) == 0 || len(poolsLayout[0].layout[0][0]) == 0
}

func isSingleDriveLayout(poolsLayout ...poolDisksLayout) bool {
	return len(poolsLayout) == 1 && len(poolsLayout[0].layout) == 1 && len(poolsLayout[0].layout[0]) == 1
}

	setCount := len(format.Erasure.Sets)
	setDriveCount := len(format.Erasure.Sets[0])

	endpointStrings := make([]string, len(endpoints.Endpoints))
	for i, endpoint := range endpoints.Endpoints {
		endpointStrings[i] = endpoint.String()
	}

	// Initialize the erasure sets instance.

		}

		// If we have many subfolders, compact ourself.
		shouldCompact := f.newCache.Info.Name != folder.name &&
			len(existingFolders)+len(newFolders) >= dataScannerCompactAtFolders ||
			len(existingFolders)+len(newFolders) >= dataScannerForceCompactAtFolders

		if totalFolders := len(existingFolders) + len(newFolders); totalFolders > int(scannerExcessFolders.Load()) {
			prefixName := strings.TrimSuffix(folder.name, "/") + "/"

	zr, err := zip.NewReader(reader, int64(len(data)))
	if err != nil {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInvalidRequest), r.URL)
		return
	}
	rpt := importMetaReport{
		madmin.BucketMetaImportErrs{
			Buckets: make(map[string]madmin.BucketStatus, len(zr.File)),
		},
	}

	bucketMap := make(map[string]*BucketMetadata, len(zr.File))

	updatedAt := UTCNow()

     * @param len the number of bytes to write
     */
    public final void setParam(final int fid, final long offset, final int remaining, final byte[] b, final int off, final int len) {
        this.fid = fid;
        this.offset = offset;
        this.remaining = remaining;
        this.b = b;
        this.off = off;
        this.dataLength = len;
        this.digest = null; /*

			zb0002, err = dc.ReadMapHeader()
			if err != nil {
				err = msgp.WrapError(err, "Tiers")
				return
			}
			if z.Tiers == nil {
				z.Tiers = make(map[string]madmin.TierConfig, zb0002)
			} else if len(z.Tiers) > 0 {
				for key := range z.Tiers {
					delete(z.Tiers, key)
				}
			}
			for zb0002 > 0 {
				zb0002--
				var za0001 string
				var za0002 madmin.TierConfig
				za0001, err = dc.ReadString()

	if isMinioMetaBucketName(bucket) {
		return true
	}
	if len(bucket) < 3 || len(bucket) > 63 {
		return false
	}

	// Split on dot and check each piece conforms to rules.
	allNumbers := true
	pieces := strings.Split(bucket, dnsDelimiter)
	for _, piece := range pieces {
		if len(piece) == 0 || piece[0] == '-' ||
			piece[len(piece)-1] == '-' {
			// Current piece has 0-length or starts or

    int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        if (pipe.pipeIn != null) {

		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after Skip(): %q", len(left), left)
	}
}

func BenchmarkMarshalMsgrebalanceInfo(b *testing.B) {
	v := rebalanceInfo{}

		}

		builder.WriteQuoted(column)
	}

	if len(groupBy.Having) > 0 {
		builder.WriteString(" HAVING ")
		Where{Exprs: groupBy.Having}.Build(builder)
	}
}

// MergeClause merge group by clause
func (groupBy GroupBy) MergeClause(clause *Clause) {
	if v, ok := clause.Expression.(GroupBy); ok {
		copiedColumns := make([]Column, len(v.Columns))
		copy(copiedColumns, v.Columns)